}
    }
    while (byteCount < limit) {
      result.writeByte(dot)
      result.writeDecimalLong(readVariableLengthLong())
    }
    return result.readUtf8()
  }

  fun readRelativeObjectIdentifier(): String {
    val result = Buffer()
    val dot = '.'.code.toByte().toInt()
    while (byteCount < limit) {
      if (result.size > 0) {
        result.writeByte(dot)
      }

      assertThat(header.tag).isEqualTo(13L)
      assertThat(header.tagClass).isEqualTo(DerHeader.TAG_CLASS_UNIVERSAL)
      assertThat(header.length).isEqualTo(4L)
      assertThat(derReader.readRelativeObjectIdentifier()).isEqualTo("8571.3.2")
    }

    assertThat(derReader.hasNext()).isFalse()
  }

  @Test fun `encode relative object identifier`() {
    val buffer = Buffer()